/*
 * Copyright (c) 2023 by Kang Wang. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.egolessness.destino.core.resource;

import com.linecorp.armeria.common.HttpHeaders;

import java.util.Map;

/**
 * interface of header getter
 *
 * @author zsmjwk@outlook.com (wangkang)
 */
@FunctionalInterface
public interface HeaderGetter {

    String get(String header);

    static HeaderGetter of(Map<String, String> headers) {
        return headers::get;
    };

    static HeaderGetter of(HttpHeaders headers) {
        return headers::get;
    };

}
